From the wild varieties, they selectively propagated and crossbred individual plants possessing desirable traits, such as bigger grains or larger numbers of grains.
From the wild varieties, they selectively propagated and crossbred individual plants possessing desirable traits, such as bigger grains or larger numbers of grains.
他们从野生种开始，选择性地繁殖和杂交具有理想性状的植物个体，像是榖粒更大或更多。